字典網>> 英漢字典>> Y開頭詞條>>yolk-sac placenta的意思 漢英字典yolk-sac placenta中文翻譯：【醫】 卵黃囊胎盤, 絨[毛]膜卵黃囊胎盤yolk-sac placenta相關詞條：yolk nuclei yolk sac antigcns yolk cells yolk-sac endoderm yolk granules yolk membranes yolk endoderm yolk yolk blastopore yolk stalk